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TCA9539QPWRQ1 Datasheet(PDF) 3 Page - Texas Instruments |
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TCA9539QPWRQ1 Datasheet(HTML) 3 Page - Texas Instruments |
3 / 41 page INT A1 RESET P00 P01 P02 P03 P04 P05 P06 P07 GND V CC SDA SCL A0 P17 P16 P15 P14 P13 P12 P11 P10 24 23 22 21 20 19 18 17 16 15 14 13 1 2 3 4 5 6 7 8 9 10 11 12 3 TCA9539-Q1 www.ti.com SCPS254B – JANUARY 2014 – REVISED APRIL 2016 Product Folder Links: TCA9539-Q1 Submit Documentation Feedback Copyright © 2014–2016, Texas Instruments Incorporated 5 Pin Configuration And Functions PW Package 24-Pin TSSOP Top View Pin Functions PIN I/O DESCRIPTION NO. NAME 1 INT O Interrupt open-drain output. Connect to VCC through a pull- up resistor 2 A1 I Address input. Connect directly to VCC or ground 3 RESET I Active-low reset input. Connect to VCC through a pull-up resistor if no active connection is used 4 P00 I/O P-port input-output. Push-pull design structure. At power-on, P00 is configured as an input 5 P01 I/O P-port input-output. Push-pull design structure. At power-on, P01 is configured as an input 6 P02 I/O P-port input-output. Push-pull design structure. At power-on, P02 is configured as an input 7 P03 I/O P-port input-output. Push-pull design structure. At power-on, P03 is configured as an input 8 P04 I/O P-port input-output. Push-pull design structure. At power-on, P04 is configured as an input 9 P05 I/O P-port input-output. Push-pull design structure. At power-on, P05 is configured as an input 10 P06 I/O P-port input-output. Push-pull design structure. At power-on, P06 is configured as an input 11 P07 I/O P-port input-output. Push-pull design structure. At power-on, P07 is configured as an input 12 GND — Ground 13 P10 I/O P-port input-output. Push-pull design structure. At power-on, P10 is configured as an input 14 P11 I/O P-port input-output. Push-pull design structure. At power-on, P11 is configured as an input 15 P12 I/O P-port input-output. Push-pull design structure. At power-on, P12 is configured as an input 16 P13 I/O P-port input-output. Push-pull design structure. At power-on, P13 is configured as an input 17 P14 I/O P-port input-output. Push-pull design structure. At power-on, P14 is configured as an input 18 P15 I/O P-port input-output. Push-pull design structure. At power-on, P15 is configured as an input |
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